40557040

素因数分解:

$2^4\times 5^1\times {\mathrm{506963}}^1$

素因数の和:506976

約数の個数: 20

約数和(自身を含む): 94295304

約数和(自身を除く): 53738264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 506963, 1013926, 2027852, 2534815, 4055704, 5069630, 8111408, 10139260, 20278520, 40557040]

約数ペア:

[(1, 40557040), (2, 20278520), (4, 10139260), (5, 8111408), (8, 5069630), (10, 4055704), (16, 2534815), (20, 2027852), (40, 1013926), (80, 506963)]